. >>> and president obama travels to las vegas today to sell his ideas for immigration reform. yesterday, top lawmakers from both parties pledged to get a wide-ranging perform bill through the senate by summer. included in that bill would be a provision to grant legal status to more than 10 million illegal immigrants in this country. senator john mccain concedes it's a critical issue for republicans as support for the party among hispanics has dropped dramatically. >>> protesters in egypt are defying the government-ordered nighttime curfew and state of emergency. young people battled with police near two, major hotels. abc's lama hasan has just arrived in cairo. >> reporter: it is even when we were driving in from the airport, we saw the remnants of the battle that had been taking place between the protesters and the police force for five-consecutive days. and as soon as we get closer to tahrir square, which is the birthplace of the revolution two years ago, one of the bridges leading into the square has been closed off to all traffic. and as i said, people here are anticipatin